{"source":"conference","style":"apa","conference": {"title":"Critical issues in systems theory and practice" },"contributors": [{"function":"author","last":"Ellis","first":"R","middle":"K"},{"function":"author","last":"International Conference of the United Kingdom Systems Society on Critical Issues in Systems Theory and Practice,"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Critical issues in systems theory and practice","publisher":"Plenum Press","city":"New York","year":"1995"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"32746098","isbn":"030645100X 9780306451003"}